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Cheap flights from California to Reykjavik from $304

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from California to Reykjavik departing on 9/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from California to Reykjavik

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
6:02 am - 9:00 amONT  Ontario-KEF Reykjavik Keflavik Intl
19h 58m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
10:40 am - 7:03 pmKEF  Reykjavik Keflavik Intl-ONT Ontario
15h 23m1 stop Seattle/Tacoma Intl
$561Alaska Airlines
Thu, Aug 27 - Wed, Sep 9
Alaska Airlines Logo
6:02 am - 9:00 amONT  Ontario-KEF Reykjavik Keflavik Intl
19h 58m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
10:40 am - 7:03 pmKEF  Reykjavik Keflavik Intl-ONT Ontario
15h 23m1 stop Seattle/Tacoma Intl
$561Alaska Airlines
Tue, Aug 25 - Wed, Sep 9
Multiple Airlines Logo
3:15 pm - 9:25 amSAN  San Diego-KEF Reykjavik Keflavik Intl
11h 10m1 stop Denver Intl
Multiple Airlines Logo
4:50 pm - 11:15 pmKEF  Reykjavik Keflavik Intl-SAN San Diego
13h 25m1 stop Denver Intl
$647Multiple Airlines
Wed, Aug 26 - Sat, Sep 5
Multiple Airlines Logo
3:30 pm - 9:25 amLAX  Los Angeles-KEF Reykjavik Keflavik Intl
10h 55m1 stop Denver Intl
Multiple Airlines Logo
4:50 pm - 10:25 pmKEF  Reykjavik Keflavik Intl-LAX Los Angeles
12h 35m1 stop Denver Intl
$656Multiple Airlines
Sat, Aug 22 - Thu, Aug 27
Icelandair Logo
1:50 pm - 9:25 amLAX  Los Angeles-KEF Reykjavik Keflavik Intl
12h 35m1 stop Denver Intl
Icelandair Logo
4:50 pm - 10:30 pmKEF  Reykjavik Keflavik Intl-LAX Los Angeles
12h 40m1 stop Denver Intl
$657Icelandair
Wed, Aug 26 - Fri, Sep 4
Icelandair Logo
6:55 am - 9:25 amONT  Ontario-KEF Reykjavik Keflavik Intl
19h 30m1 stop Denver Intl
Icelandair Logo
10:45 am - 4:25 pmKEF  Reykjavik Keflavik Intl-ONT Ontario
12h 40m1 stop Denver Intl
$675Icelandair
Sat, Aug 22 - Sat, Aug 29
WestJet Logo
6:05 pm - 7:40 amSFO  San Francisco-KEF Reykjavik Keflavik Intl
30h 35m1 stop Calgary
WestJet Logo
9:00 am - 12:00 pmKEF  Reykjavik Keflavik Intl-SFO San Francisco
34h 00m1 stop Calgary
$707WestJet
Tue, Aug 18 - Tue, Sep 1
WestJet Logo
6:00 am - 7:40 amSFO  San Francisco-KEF Reykjavik Keflavik Intl
18h 40m1 stop Calgary
WestJet Logo
9:00 am - 12:00 pmKEF  Reykjavik Keflavik Intl-SFO San Francisco
34h 00m1 stop Calgary
$707WestJet
Wed, Aug 19 - Tue, Sep 1
United Airlines Logo
6:35 am - 10:00 amSFO  San Francisco-KEF Reykjavik Keflavik Intl
19h 25m1 stop Chicago O'Hare Intl
United Airlines Logo
12:00 pm - 11:03 pmKEF  Reykjavik Keflavik Intl-SFO San Francisco
19h 03m1 stop Chicago O'Hare Intl
$751United Airlines
Sun, Dec 13 - Thu, Dec 24
United Airlines Logo
10:05 am - 10:00 amSFO  San Francisco-KEF Reykjavik Keflavik Intl
15h 55m1 stop Chicago O'Hare Intl
United Airlines Logo
12:00 pm - 12:53 amKEF  Reykjavik Keflavik Intl-SFO San Francisco
20h 53m1 stop Chicago O'Hare Intl
$752United Airlines
Sun, Nov 8 - Thu, Nov 19

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Alaska Airlines flights from California to Reykjavik Keflavik Intl Airport

Our best Alaska Airlines deals on California to Reykjavik Keflavik Intl Airport flight tickets
Alaska Airlines
Aug 27
ONT6:02 amOntario
19h 58m
1 stop
KEF9:00 amReykjavik Keflavik Intl
Sep 9
KEF10:40 amReykjavik Keflavik Intl
15h 23m
1 stop
ONT7:03 pmOntario
$553
Alaska Airlines
Sep 3
SAN11:30 amSan Diego
14h 30m
1 stop
KEF9:00 amReykjavik Keflavik Intl
Sep 10
KEF7:45 pmReykjavik Keflavik Intl
22h 01m
1 stop
SAN10:46 amSan Diego
$561
Alaska Airlines
Aug 27
ONT6:02 amOntario
19h 58m
1 stop
KEF9:00 amReykjavik Keflavik Intl
Sep 9
KEF10:40 amReykjavik Keflavik Intl
15h 23m
1 stop
ONT7:03 pmOntario
$562

Icelandair flights from California to Reykjavik Keflavik Intl Airport

Our best Icelandair deals on California to Reykjavik Keflavik Intl Airport flight tickets
Icelandair
Aug 26
LAX1:50 pmLos Angeles
12h 35m
1 stop
KEF9:25 amReykjavik Keflavik Intl
Sep 4
KEF4:50 pmReykjavik Keflavik Intl
12h 40m
1 stop
LAX10:30 pmLos Angeles
$657
Icelandair
Aug 22
ONT6:55 amOntario
19h 30m
1 stop
KEF9:25 amReykjavik Keflavik Intl
Aug 27
KEF4:50 pmReykjavik Keflavik Intl
12h 20m
1 stop
ONT10:10 pmOntario
$677
Icelandair
Nov 5
LAX6:10 amLos Angeles
15h 55m
1 stop
KEF6:05 amReykjavik Keflavik Intl
Nov 12
KEF4:50 pmReykjavik Keflavik Intl
15h 53m
1 stop
LAX12:43 amLos Angeles
$750

momondo Fare Finder

 
Customize your flight search to find flights from California to Reykjavik Keflavik Intl Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 7, 2026.
Use the filters below to find and compare flights from California to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioReykjavik

ONT Ontario - KEF Reykjavik Keflavik Intl

ONTKEF

Ontario

Thu 8/27

6:02 am-9:00 am

1 stop19h 58m

Reykjavik Keflavik Intl

Wed 9/9

10:40 am-7:03 pm

1 stop15h 23m

$561

OntarioReykjavik

ONT Ontario - KEF Reykjavik Keflavik Intl

ONTKEF

Ontario

Tue 8/25

6:02 am-9:00 am

1 stop19h 58m

Reykjavik Keflavik Intl

Wed 9/9

10:40 am-7:03 pm

1 stop15h 23m

$561

San DiegoReykjavik

SAN San Diego - KEF Reykjavik Keflavik Intl

SANKEF

San Diego

Wed 8/26

3:15 pm-9:25 am

1 stop11h 10m

Reykjavik Keflavik Intl

Sat 9/5

4:50 pm-11:15 pm

1 stop13h 25m

$647
Quickest round-trip

Los AngelesReykjavik

LAX Los Angeles - KEF Reykjavik Keflavik Intl

LAXKEF

Los Angeles

Sat 8/22

3:30 pm-9:25 am

1 stop10h 55m

Reykjavik Keflavik Intl

Thu 8/27

4:50 pm-10:25 pm

1 stop12h 35m

$656

Los AngelesReykjavik

LAX Los Angeles - KEF Reykjavik Keflavik Intl

LAXKEF

Los Angeles

Wed 8/26

1:50 pm-9:25 am

1 stop12h 35m

Reykjavik Keflavik Intl

Fri 9/4

4:50 pm-10:30 pm

1 stop12h 40m

$657

OntarioReykjavik

ONT Ontario - KEF Reykjavik Keflavik Intl

ONTKEF

Ontario

Sat 8/22

6:55 am-9:25 am

1 stop19h 30m

Reykjavik Keflavik Intl

Sat 8/29

10:45 am-4:25 pm

1 stop12h 40m

$675

San FranciscoReykjavik

SFO San Francisco - KEF Reykjavik Keflavik Intl

SFOKEF

San Francisco

Tue 8/18

6:05 pm-7:40 am

1 stop30h 35m

Reykjavik Keflavik Intl

Tue 9/1

9:00 am-12:00 pm

1 stop34h 00m

$707

San FranciscoReykjavik

SFO San Francisco - KEF Reykjavik Keflavik Intl

SFOKEF

San Francisco

Wed 8/19

6:00 am-7:40 am

1 stop18h 40m

Reykjavik Keflavik Intl

Tue 9/1

9:00 am-12:00 pm

1 stop34h 00m

$707

San FranciscoReykjavik

SFO San Francisco - KEF Reykjavik Keflavik Intl

SFOKEF

San Francisco

Sun 12/13

6:35 am-10:00 am

1 stop19h 25m

Reykjavik Keflavik Intl

Thu 12/24

12:00 pm-11:03 pm

1 stop19h 03m

$751

San FranciscoReykjavik

SFO San Francisco - KEF Reykjavik Keflavik Intl

SFOKEF

San Francisco

Sun 11/8

10:05 am-10:00 am

1 stop15h 55m

Reykjavik Keflavik Intl

Thu 11/19

12:00 pm-12:53 am

1 stop20h 53m

$752

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Reykjavik from

How to get the cheapest flight ticket from California to Reykjavik Keflavik Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Reykjavik Keflavik Intl Airport?

The month of April is, on average, the cheapest month to fly to Reykjavik Keflavik Intl Airport from California, with most prices found around $819. If you’re not able to fly to Reykjavik Keflavik Intl Airport in April, then December is your next best option. Flight prices from California to Reykjavik Keflavik Intl Airport during December average around $878.

How far in advance should I book a flight from California to Reykjavik Keflavik Intl Airport?

You are more likely to see cheaper flights to Reykjavik Keflavik Intl Airport from California when booking weeks ahead of your departure date. In general, you can expect to find flights to Reykjavik Keflavik Intl Airport for around $1,048 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Reykjavik Keflavik Intl Airport from California for as low as $731 on momondo.

Can stopping save me money on California to Reykjavik Keflavik Intl Airport flights?

You could potentially save up to 54% on your flight if you consider stops on a California to Reykjavik Keflavik Intl Airport flight.

Cheap California to Reykjavik Keflavik Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from California to Reykjavik Keflavik Intl Airport

Fastest flight time

10h 35m

Direct flights

None
The fastest flight from California to Reykjavik Keflavik Intl Airport takes 10h 35m
There are no direct flights from California to Reykjavik Keflavik Intl Airport. There are no popular flight routes from California to Reykjavik Keflavik Intl Airport.
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Frequently asked questions about flying from California to Reykjavik Keflavik Intl Airport

  • When did momondo last update prices for flights from California to Reykjavik Keflavik Intl Airport?

    Prices for flights from California to Reykjavik Keflavik Intl Airport refresh daily.

  • How many operators does momondo search for flights from California to Reykjavik Keflavik Intl Airport?

  • How old do you have to be to fly from California to Reykjavik Keflavik Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from California to Reykjavik Keflavik Intl Airport.

  • What documentation or ID do you need to fly to Reykjavik Keflavik Intl Airport?

    The required travel and health documents for your Reykjavik Keflavik Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Reykjavik Keflavik Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from California to Reykjavik Keflavik Intl Airport

Compare and see reviews for airlines that fly from California to Reykjavik Keflavik Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $169Free CancellationRating
7.8
8,512 reviews
Search Delta flights
Alaska AirlinesPriceFrom $243Free CancellationRating
7.9
12,783 reviews
Search Alaska Airlines flights
Virgin AtlanticPriceFrom $371Free CancellationRating
7.5
694 reviews
Search Virgin Atlantic flights
KLMPriceFrom $490Free CancellationRating
7.8
1,553 reviews
Search KLM flights
Air CanadaPriceFrom $549Free CancellationRating
7.1
11,451 reviews
Search Air Canada flights
IcelandairPriceFrom $621Free CancellationRating
6.9
723 reviews
Search Icelandair flights
WestJetPriceFrom $635Free CancellationRating
7.2
3,426 reviews
Search WestJet flights
United AirlinesPriceFrom $636Free CancellationRating
7.4
10,085 reviews
Search United Airlines flights
Scandinavian AirlinesPriceFrom $655Free CancellationRating
7.4
1,930 reviews
Search Scandinavian Airlines flights
Brussels AirlinesPriceFrom $892Free CancellationRating
7.3
430 reviews
Search Brussels Airlines flights

Traveling to a place near Reykjavik?

Book flights to Reykjavik if you plan to visit one of these locations
Keflavik
Selfoss
Hella
Hveragerdi
Borgarnes
Grindavik
Kopavogur

Why use momondo?

Why should I use momondo to find a flight deal from California to Reykjavik?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from California to Reykjavik for you.

Can I find flights from California to Reykjavik with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for California to Reykjavik flights to just show those with flexible booking policies.

How can momondo help me find flights from California to Reykjavik?

momondo helps you find the best flight between California and Reykjavik by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from California to Reykjavik right now. Can momondo alert me if prices change?

If you are not ready to book a flight from California to Reykjavik now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Reykjavik and let you know when they change.

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